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Outdoor Unit Functional Concept
ESIE05-03
2–50
Part 2 – Functional Description
3
1
2
4
5
3.3.5
Discharge Pipe Temperature Control
Outline
The compressor operating frequency will be controlled in order to avoid abnormal high compressor
temperatures (see also expansion valve control).
Flow chart
Parameters
Td = Discharge pipe temperature
Normal operation
• &
OR
• &
OR
OR
Td > B°C
Compressor upper limit frequency
–1 step/20 sec
Compressor upper limit frequency
+1 step/1 min
Compressor upper limit frequency
79 Hz (RZQ71)
58 Hz (RZQ100~140)
Compressor stop
Malfunction stop (F3 indication)
10 times or less stopping in 200 minutes
Td
≤
B°C
• Upper limit frequency
= Maximum frequency
• Td < B°C
• Td
≤
B°C
• 5 min elapsed
• Td
<
A°C
• Td
≥
C°C
• 300 sec
• Td
≥
E°C continues
for G minutes
• Td
≥
F°C
Stopped 11 times
in 200 minutes
• &
• Td
>
D°C
OR
• Td < A°C
RZQ71B
RZQ100~140B
A°C
100°C
100°C
B°C
105°C
105°C
C°C
110°C
110°C
D°C
120°C
120°C
E°C
110°C
115°C
F°C
125°C
135°C
Gmin
15min
10min
ESIE05-03.book Page 50 Wednesday, April 6, 2005 4:09 PM
Summary of Contents for RZQ100B7W1B
Page 1: ...Service Manual ESIE05 03 RZQ71 125B8V3B RZQ100 140B7W1B Sky Air Inverter R 410A B series...
Page 2: ......
Page 10: ...ESIE05 03 viii Table of Contents 3 1 4 5...
Page 24: ...ESIE05 03 1 2 Part 1 System Outline 3 1 1 5...
Page 32: ...General Outline Outdoor Units ESIE05 03 1 10 Part 1 System Outline 3 1 1 4 5...
Page 42: ...Specifications ESIE05 03 1 20 Part 1 System Outline 3 1 1 4 5...
Page 56: ...Functional Diagrams ESIE05 03 1 34 Part 1 System Outline 3 1 1 4 5...
Page 58: ...ESIE05 03 1 36 Part 1 System Outline...
Page 70: ...Wiring Diagrams ESIE05 03 1 48 Part 1 System Outline 3 1 1 4 5...
Page 84: ...PCB Layout ESIE05 03 1 62 Part 1 System Outline 3 1 1 4 5...
Page 86: ...ESIE05 03 2 2 Part 2 Functional Description 3 1 2 5...
Page 110: ...General Functionality ESIE05 03 2 26 Part 2 Functional Description 3 1 2 4 5...
Page 150: ...ESIE05 03 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 188: ...Troubleshooting ESIE05 03 3 40 Part 3 Troubleshooting 3 1 3 4 5...
Page 264: ...Additional Checks for Troubleshooting ESIE05 03 3 116 Part 3 Troubleshooting 3 1 3 4 5...
Page 266: ...ESIE05 03 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 306: ...ESIE05 03 5 2 Part 5 Disassembly and Maintenance 3 1 5...